From 1980-1990, the population of a country increased by 20%. From 1990-2000, the population of the country increased by 20%. From 2000-2010, the population of the country increased by 20%.Then the overall increased population (in percentage) of the country from 1980-2010 was

From 1980-1990, the population of a country increased by 20%. From 199

1.	From 1980-1990, the population of a country increased by 20%. From 1990-2000, the population of the country increased by 20%. From 2000-2010, the population of the country increased by 20%. Then the overall increased population (in percentage) of the country from 1980-2010 was
A.	72.2 %
B.	60 %
C.	72.8 %
D.	62.8 %
Answer» D. 62.8 %

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Two tailors X and Y are paid a total of Rs. 550 per week by their employer. If X is paid 120 percent of the sum paid to Y, how much is Y paid per week?
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From 1980-1990, the population of a country increased by 20%. From 1990-2000, the population of the country increased by 20%. From 2000-2010, the population of the country increased by 20%.Then the overall increased population (in percentage) of the country from 1980-2010 was

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From 1980-1990, the population of a country increased by 20%. From 1990-2000, the population of the country increased by 20%. From 2000-2010, the population of the country increased by 20%.
Then the overall increased population (in percentage) of the country from 1980-2010 was